RUL of refractories depends on the Options: A . &nbspchemical composition. B . &nbspphysical structure. C . &nbsppresence of impurities like iron & alkali. D . &nbspall (a), (b) and (c).

RUL of refractories depends on the

Question

RUL of refractories depends on the

Options:

A . chemical composition.

B . physical structure.

C . presence of impurities like iron & alkali.

D . all (a), (b) and (c).

Answer: Option D
Answer: (d).all (a), (b) and (c).

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